....and also, I'm writing flac not wav.<br><br><div class="gmail_quote">On Mon, Jul 18, 2011 at 4:27 PM, Bob van der Poel <span dir="ltr"><<a href="mailto:bob@mellowood.ca">bob@mellowood.ca</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">There is a limit to the size of a wav file. Are you writing a file too<br>
large after the time period?<br>
<div><div></div><div class="h5"><br>
On Mon, Jul 18, 2011 at 4:02 PM, Eric Steinberg<br>
<<a href="mailto:eric.steinberg@gmail.com">eric.steinberg@gmail.com</a>> wrote:<br>
> Hi all,<br>
> I'm trying to build an audio logger- a machine to record audio that can stay<br>
> running all the time. I've been attempting to use Rotter and Jack for this,<br>
> but I'm getting the same problems across a variety of distros (Arch, Ubuntu,<br>
> Ubuntu Studio, CentOs &c.). I'm using an Edirol FA-101, attached to a P4<br>
> 3ghz machine with a second SATA drive as an audio recording volume. I<br>
> launch jack, with a big period so as to avoid xruns:<br>
> jackd -v -d firewire -r 44100 -n 3 -p 4096 2> jack_stderr.log ><br>
> jack_stdout.log &<br>
> Then I launch multiple instances of Rotter, one per channel, six total:<br>
> rotter -f flac -c 1 -n channelone -d 500 -L flat -v<br>
> /secondsatadrive/channelone<br>
> .<br>
> .<br>
> .<br>
> rotter -f flac -c 1 -n channelsix -d 500 -L flat -v<br>
> /secondsatadrive/channelsix<br>
> Then I launch esjit and patch physical input one to rotter instance<br>
> channelone, etc.<br>
> This works, for a while. Jackd still gets xruns, but the recording happens<br>
> and files are written properly. However, after several hours and a whole<br>
> lot of xruns, it stops working. Files are still written and named properly,<br>
> but they are only a few hundred k in size and contain no audio. The error<br>
> logs show the xruns, but nothing else (no error messages, except for xruns).<br>
> The output of Rotter also does not show anything wrong. Clearly, jackd is<br>
> breaking somehow; anyone have clues? Any way to get more info from jackd?<br>
> What am I doing wrong? This problem is the same across several distros<br>
> (see above), and occurs whether or not I use the -R realtime flag.<br>
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--<br>
**** Listen to my CD at <a href="http://www.mellowood.ca/music/cedars" target="_blank">http://www.mellowood.ca/music/cedars</a> ****<br>
Bob van der Poel ** Wynndel, British Columbia, CANADA **<br>
EMAIL: <a href="mailto:bob@mellowood.ca">bob@mellowood.ca</a><br>
WWW: <a href="http://www.mellowood.ca" target="_blank">http://www.mellowood.ca</a><br>
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